50051120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{643}}^1$

素因数の和:802

約数の個数: 80

約数和(自身を含む): 134158080

約数和(自身を除く): 84106960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 139, 140, 278, 280, 556, 560, 643, 695, 973, 1112, 1286, 1390, 1946, 2224, 2572, 2780, 3215, 3892, 4501, 4865, 5144, 5560, 6430, 7784, 9002, 9730, 10288, 11120, 12860, 15568, 18004, 19460, 22505, 25720, 36008, 38920, 45010, 51440, 72016, 77840, 89377, 90020, 178754, 180040, 357508, 360080, 446885, 625639, 715016, 893770, 1251278, 1430032, 1787540, 2502556, 3128195, 3575080, 5005112, 6256390, 7150160, 10010224, 12512780, 25025560, 50051120]

約数ペア:

[(1, 50051120), (2, 25025560), (4, 12512780), (5, 10010224), (7, 7150160), (8, 6256390), (10, 5005112), (14, 3575080), (16, 3128195), (20, 2502556), (28, 1787540), (35, 1430032), (40, 1251278), (56, 893770), (70, 715016), (80, 625639), (112, 446885), (139, 360080), (140, 357508), (278, 180040), (280, 178754), (556, 90020), (560, 89377), (643, 77840), (695, 72016), (973, 51440), (1112, 45010), (1286, 38920), (1390, 36008), (1946, 25720), (2224, 22505), (2572, 19460), (2780, 18004), (3215, 15568), (3892, 12860), (4501, 11120), (4865, 10288), (5144, 9730), (5560, 9002), (6430, 7784)]